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|
#!KSHELL -p
#
# size_rtems
#
# This script gathers information related to the size of RTEMS
# using the GNU "size" command.
#
# This script operates by summing up the sizes of the various
# object files which constitute a particular configuration of
# RTEMS. This size information is gathered for placement in the
# brochure flyers and supplement manuals.
#
# NOTE: The concept of the minimum executive size is buried in this script.
#
# COPYRIGHT (c) 1989-1997.
# On-Line Applications Research Corporation (OAR).
# Copyright assigned to U.S. Government, 1994.
#
# The license and distribution terms for this file may be
# found in the file LICENSE in this distribution or at
# http://www.OARcorp.com/rtems/license.html.
#
# $Id$
#
target=@target@
program_prefix=@program_prefix@
gnusize=${program_prefix}size
# check usage
if [ $# -ne 1 ] ; then
echo usage ${0}: bsp
exit 1
fi
cpu=`echo $target | sed -e 's/-.*//'`
case $cpu in
hppa1.1) rtems_cpu=hppa1_1 ;;
powerpc) rtems_cpu=ppc ;;
*) rtems_cpu=$cpu ;;
esac
bsp=$1
echo
echo Generating sizes for CPU ${cpu} on board ${bsp}
echo
#
# KLUDGE to figure out at runtime how to echo a line without a
# newline.
#
count=`echo "\\c" | wc -c`
if [ ${count} -ne 0 ] ; then
EARG="-n"
EOL=""
else
EARG=""
EOL="\\c"
fi
if [ ! -d ${bsp} ] ; then
echo "${bsp} does not exist ... is the current directory the build directory?"
exit 1
fi
#DIRLIST -- so greps for DIRLIST will find this file
CPUOBJ=c/src/exec/score/cpu/${rtems_cpu}/o-${bsp}
COREOBJ=c/src/exec/score/src/o-${bsp}
RTEMSOBJ=c/src/exec/rtems/src/o-${bsp}
SAPIOBJ=c/src/exec/sapi/src/o-${bsp}
OPTOBJ=${bsp}/lib
MANLIST=" \
${RTEMSOBJ}/clock.o \
${RTEMSOBJ}/dpmem.o \
${RTEMSOBJ}/event.o \
${RTEMSOBJ}/intr.o \
${RTEMSOBJ}/msg.o \
${RTEMSOBJ}/part.o \
${RTEMSOBJ}/ratemon.o \
${RTEMSOBJ}/region.o \
${RTEMSOBJ}/sem.o \
${RTEMSOBJ}/signal.o \
${RTEMSOBJ}/tasks.o \
${RTEMSOBJ}/timer.o \
${SAPIOBJ}/debug.o \
${SAPIOBJ}/extension.o \
${SAPIOBJ}/fatal.o \
${SAPIOBJ}/init.o \
${SAPIOBJ}/io.o \
${SAPIOBJ}/rtemsapi.o \
"
MPLIST="\
${RTEMSOBJ}/mp.o ${RTEMSOBJ}/eventmp.o \
${COREOBJ}/mpci.o ${RTEMSOBJ}/msgmp.o ${COREOBJ}/objectmp.o \
${RTEMSOBJ}/partmp.o ${RTEMSOBJ}/regionmp.o ${RTEMSOBJ}/semmp.o \
${RTEMSOBJ}/signalmp.o ${RTEMSOBJ}/taskmp.o ${COREOBJ}/threadmp.o \
"
OPTMANLIST="\
${OPTOBJ}/no-dpmem.rel \
${OPTOBJ}/no-event.rel \
${OPTOBJ}/no-mp.rel \
${OPTOBJ}/no-msg.rel \
${OPTOBJ}/no-part.rel \
${OPTOBJ}/no-region.rel \
${OPTOBJ}/no-rtmon.rel \
${OPTOBJ}/no-sem.rel \
${OPTOBJ}/no-signal.rel \
${OPTOBJ}/no-timer.rel \
"
REQMANLIST="\
${SAPIOBJ}/init.o \
${RTEMSOBJ}/tasks.o \
${RTEMSOBJ}/intr.o \
${SAPIOBJ}/fatal.o \
"
CORELIST=" \
${COREOBJ}/apiext.o ${COREOBJ}/chain.o \
${COREOBJ}/coremsg.o ${COREOBJ}/coremutex.o ${COREOBJ}/coresem.o \
${COREOBJ}/heap.o ${COREOBJ}/interr.o \
${COREOBJ}/isr.o \
${COREOBJ}/object.o \
${SAPIOBJ}/rtemsapi.o \
${COREOBJ}/thread.o ${COREOBJ}/threadq.o ${COREOBJ}/tod.o \
${COREOBJ}/userext.o \
${COREOBJ}/watchdog.o ${COREOBJ}/wkspace.o \
"
CPULIST="\
${CPUOBJ}/rtems-cpu.rel \
"
# check directories
for i in ${EXECOBJ} ${CPUOBJ} ${OPTOBJ}
do
if [ ! -d ${i} ] ; then
echo "${i} does not exist ... is RTEMS compiled and installed?"
exit 1
fi
done
for i in ${MANLIST} ${MPLIST} ${OPTMANLIST} ${REQMANLIST} ${CORELIST} ${CPULIST}
do
if [ ! -r ${i} ] ; then
echo ${i} does not exist ... is RTEMS compiled and installed?
exit 1
fi
done
# "rips" a line of gsize's output and prints size, data, bss
parse_size()
{
echo $1 $2 $3
}
# prepares a list of code, data, bss sizes for a directory
sizedir()
{
${gnusize} $* | sed -e '1,1d' |
while read line
do
parse_size ${line}
done
}
# adds a column from the output of sizedir
addsizes()
{
cut -d' ' -f${1} | sed -e '2,$s/$/ + /' -e '$,$s/$/ p/' | dc
}
# calculates total size of a directory and prints report line
size_files()
{
trap "rm -f /tmp/size.$$ ; exit 1" 2 3
for file in $*
do
parse_size `${gnusize} $file | sed -e '/text/d'`
done >/tmp/size.$$
code=`cat /tmp/size.$$ | addsizes 1`
data=`cat /tmp/size.$$ | addsizes 2`
bss=` cat /tmp/size.$$ | addsizes 3`
echo "${code} ${data} ${bss}"
rm /tmp/size.$$
}
echo
echo " RTEMS SIZE REPORT"
echo
echo " CODE DATA BSS"
echo " =================="
echo ${EARG} "MANAGERS: " ${EOL} ; size_files $MANLIST $MPLIST
echo ${EARG} "CORE : " ${EOL} ; size_files $CORELIST $CPULIST
echo ${EARG} "CPU : " ${EOL} ; size_files $CPULIST
echo ${EARG} "OVERALL : " ${EOL} ; size_files $CPULIST $CORELIST $MANLIST \
$MPLIST
echo ${EARG} "MINIMUM : " ${EOL} ; size_files $CPULIST $CORELIST \
$OPTMANLIST $REQMANLIST
echo
for file in $MANLIST
do
base=`basename ${file}`
echo ${EARG} ""${base} : " ${EOL} " ; size_files ${file}
done
echo ${EARG} "MP : " ${EOL} ; size_files $MPLIST
echo
for file in $OPTMANLIST
do
base=`basename ${file}`
echo ${EARG} "${base} : " ${EOL} ; size_files ${file}
done
echo
exit 0
|